* to do compression. There are serial and parallel implementations of
* the chunk_compressor interface. We default to parallel using the
* specified number of threads, unless the upper bound on the number
- * bytes needing to be compressed is less 2000000 (heuristic value). */
+ * bytes needing to be compressed is less than a heuristic value. */
if (out_ctype != WIMLIB_COMPRESSION_TYPE_NONE) {
#ifdef ENABLE_MULTITHREADED_COMPRESSION
- if (ctx.num_bytes_to_compress >= 2000000) {
+ if (ctx.num_bytes_to_compress > max(2000000, out_chunk_size)) {
ret = new_parallel_chunk_compressor(out_ctype,
out_chunk_size,
num_threads, 0,
return ret;
}
- close_wim(wim);
+ if (filedes_valid(&wim->in_fd)) {
+ filedes_close(&wim->in_fd);
+ filedes_invalidate(&wim->in_fd);
+ }
/* Rename the new WIM file to the original WIM file. Note: on Windows
* this actually calls win32_rename_replacement(), not _wrename(), so